Selected quotation
"When the book comes out it may hurt you - but in order for me to do it, it had to hurt me first. I can only tell you about yourself as much as I can face about myself."
~ James Baldwin, "A Dialogue"
Various books with quotations, aphorisms and proverbs:
Bartlett's Familiar Quotations: A Collection of Passages, Phrases, and Proverbs Traced to Their Sources in Ancient and Modern Literature (17th Edition)
Everyday Positive Thinking
The Book of Positive Quotations, 2nd Edition
The Yale Book of Quotations
Doonesbury.com's The War in Quotes
The Proverbs Driven Life: Timeless Wisdom for Your Words, Work, Wealth, and Relationships
Positive Thinking Every Day: An Inspiration for Each Day of the Year
Chinese Proverbs
Offerings: Buddhist Wisdom for Every Day (Offerings for Humanity)
Apronisms: Pocket Wisdom for Every Day
8,789 Words of Wisdom
The Most Brilliant Thoughts of All Time (In Two Lines or Less)